100
Participants
Start Date
February 28, 2007
Primary Completion Date
April 30, 2010
Study Completion Date
December 31, 2010
doxycycline
capsule, 100 mg, b.i.d., daily for 1 year
rifampicin
capsule, 300mg, o.d., daily for 11 months (administration starts in 2nd month of trial)
Placebo matched to doxycycline
Doxycycline-matched - blue capsule, b.i.d.,daily for 12 months
Placebo matched to Rifampin
Rifampin-matched - red capsule, o.d., daily for 11 months starting at month 2.
St.Peter's Hospital, Hamilton
The Physicians' Services Incorporated Foundation
OTHER
Hamilton Health Sciences Corporation
OTHER